The interstate highways in Iowa are I-29 (151 miles), I-35 (218 miles) I-74 (5 miles) and I-80 (306 miles). I-80 is the primary west to east interstate highway in Iowa. It extends from the Nebraska state line at Council Bluffs, Iowa to the Illinois state line at LeClaire, Iowa. I-35 is the primary north to south interstate highway in Iowa. It enters Iowa from the Minnesota state line at Council Bluffs, Iowa and runs south to the Missouri state line at Lamoni, Iowa.
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A major highway in Iowa is I-80 which runs from west to east across the state. There is also I-35 and I-29.
National highways and state highways are the two types of roads.
The major north/south highways in Illinois are IL55 (Chicago to St. Louis MO), IL90 (Chicago to Beloit WI) and IL57 (Chicago to Kentucky. The major east/west highways in Illinois are IL80 and IL88, both of which will take you to Iowa.
the major highways are #29 and#133
The major north-south highways are I-75 and I-69. The major east-west are I-94 and I-96
I-95 is one of the well known highways.
They were and still are the major transportation routes.
Highways link cities - there are no major cities in the northern part of Canada
There are no major or minor deserts in Iowa.
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